pkt->data[0] = 0;
if (seq->current_pal_data_size != 0) {
pkt->data[0] |= 1;
url_fseek(pb, seq->current_frame_offs + seq->current_pal_data_offs, SEEK_SET);
if (get_buffer(pb, &pkt->data[1], seq->current_pal_data_size) != seq->current_pal_data_size)
pkt->data[0] = 0;
if (seq->current_pal_data_size != 0) {
pkt->data[0] |= 1;
url_fseek(pb, seq->current_frame_offs + seq->current_pal_data_offs, SEEK_SET);
if (get_buffer(pb, &pkt->data[1], seq->current_pal_data_size) != seq->current_pal_data_size)